Bladder-nut vs Leatherback Sea Turtle

Diospyros whyteana compared with Dermochelys coriacea

Key Differences

• Bladder-nut is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Bladder-nut	Leatherback Sea Turtle
Kingdom	Plantae (植物)	Animalia (动物界)
Phylum	Magnoliophyta (木兰植物门)	Chordata (脊索动物门)
Class	Magnoliopsida (木兰纲)	Reptilia (爬行纲)
Order	Ericales (杜鹃花目)	Testudines (龟鳖目)
Family	Ebenaceae	Cheloniidae (Sea Turtles)
Genus	Diospyros	Chelonia (Green Sea Turtles)
Species	Diospyros whyteana	Dermochelys coriacea

Conservation Status

Bladder-nut

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bladder-nut	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Bladder-nut

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Leatherback Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Australasia and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Costa Rica, Indonesia, Malaysia, and Trinidad and Tobago. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bladder-nut

The Bladder-nut (Diospyros whyteana) is a species in the genus Diospyros. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Leatherback Sea Turtle

棱皮龟是现存最大的龟类，也是第四重的爬行动物。与其他龟类不同，它没有坚硬的甲壳，而是覆有柔软的皮革状皮肤。